Your sexy girlfriend, Misty Rein, knows how much you like to watch things grow and expand, so she has a special surprise for you today. She reaches for her tube attached to a pump, and begins to inflate and expand her sexy belly. Misty's belly starts to expand, and you are instantly turned on. She keeps pumping and pumping, and her belly just keeps growing bigger and bigger. Your girlfriend's belly expands to bigger than that of a pregnant lady, and she tells you to start stroking your cock. Her giant belly is making your hornier than ever, and you explode your huge cum load as Misty counts you down.